Graphing inequalities
Graph x>2
open circle going right
Simplify
2x+3-x
x+3
Fill in the blank to make the number sentence true
7+___=12-3
2
2x+3=7
x=2
Tara has 6 goldfish and Josh has 4 less than Tara. How many goldfish does Josh have?
2 Goldfish
Graph 3≥x
closed circle going left
Simplify
4-8x-3+x
-7x+1
Fill in the blank to make the number sentence true
2(20)=4(___)
10
5x-8=12
x=4
Carl was walking to school with 12 pencils in his bag. He dropped some of his pencils. Write an expression to show how many pencils Carl has left.
12-x
solve for x and graph
2x-8<-2
x<3
2(x-3)+4
2x-2
3X6=6+____
12
x-8=4x-11
x=1
Caleb went to the store to buy groceries. He got 2 gallons of milk and 3 cartons of eggs. Write an expression to show how much money Caleb spent.
Example: 2m+3e
solve for x and graph
3x-4=2x+8
x=12
7x-8x+3+2x-3
1x
1/2(16)+4=12+____
0
2(x+3)=7x-4
x=2
Mark walked 8 miles to school. After school he walked 4 miles to McDonald's. He then walked 6 miles home. If Mark walks at a pace of 10 minutes per mile, how much time does he spend walking in hours.
3 hours
Solve for x and graph
x/2 +6>5
x>-2
3(2x+3)-(x+4)
5x+5
3²+7=(____)²
4
x-3(x+4)=2(x-2)
x=-2
Mr. Starky decided to give a pizza party to every class on campus. He bought 189 pizza slices for both the 9th and 10th grade. He bought 386 total pizza slices for 11th and 12th grade. How many pizza slices did he buy total?
764